<template>
   <div>
        <el-cascader :props="props" clearable></el-cascader>
         <el-cascader
          v-model="value"
          :options="options"
          @change="handleChange"></el-cascader>

        <div>
                <el-table
                :data="tableData"
                style="width: 100%">
                <el-table-column
                  prop="date"
                  label="日期"
                  :render-header="renderHeader"
                  >
                </el-table-column>
                <el-table-column
                  prop="name"
                  label="姓名"
                  >
                </el-table-column>
                <el-table-column
                  prop="address"
                  label="地址">
                </el-table-column>
              </el-table>

        </div>

   </div>
</template>
<script>
  let id = 0;

  export default {
    data() {
      return {
         tableData: [{
            date: '2016-05-02',
            name: '王小虎',
            address: '上海市普陀区金沙江路 1518 弄'
          }, {
            date: '2016-05-04',
            name: '王小虎',
            address: '上海市普陀区金沙江路 1517 弄'
          }, {
            date: '2016-05-01',
            name: '王小虎',
            address: '上海市普陀区金沙江路 1519 弄'
          }, {
            date: '2016-05-03',
            name: '王小虎',
            address: '上海市普陀区金沙江路 1516 弄'
          }],
        value: [],
        options: [{
          value: 'zhinan',
          label: '指南',
          children: [{
            value: 'shejiyuanze',
            label: '设计原则',
            children: [{
              value: 'yizhi',
              label: '一致'
            }, {
              value: 'fankui',
              label: '反馈'
            }, {
              value: 'xiaolv',
              label: '效率'
            }, {
              value: 'kekong',
              label: '可控'
            }]
          }, {
            value: 'daohang',
            label: '导航',
            children: [{
              value: 'cexiangdaohang',
              label: '侧向导航'
            }, {
              value: 'dingbudaohang',
              label: '顶部导航'
            }]
          }]
        }, {
          value: 'zujian',
          label: '组件',
          children: [{
            value: 'basic',
            label: 'Basic',
            children: [{
              value: 'layout',
              label: 'Layout 布局'
            }, {
              value: 'color',
              label: 'Color 色彩'
            }, {
              value: 'typography',
              label: 'Typography 字体'
            }, {
              value: 'icon',
              label: 'Icon 图标'
            }, {
              value: 'button',
              label: 'Button 按钮'
            }]
          }, {
            value: 'form',
            label: 'Form',
            children: [{
              value: 'radio',
              label: 'Radio 单选框'
            }, {
              value: 'checkbox',
              label: 'Checkbox 多选框'
            }, {
              value: 'input',
              label: 'Input 输入框'
            }, {
              value: 'input-number',
              label: 'InputNumber 计数器'
            }, {
              value: 'select',
              label: 'Select 选择器'
            }, {
              value: 'cascader',
              label: 'Cascader 级联选择器'
            }, {
              value: 'switch',
              label: 'Switch 开关'
            }, {
              value: 'slider',
              label: 'Slider 滑块'
            }, {
              value: 'time-picker',
              label: 'TimePicker 时间选择器'
            }, {
              value: 'date-picker',
              label: 'DatePicker 日期选择器'
            }, {
              value: 'datetime-picker',
              label: 'DateTimePicker 日期时间选择器'
            }, {
              value: 'upload',
              label: 'Upload 上传'
            }, {
              value: 'rate',
              label: 'Rate 评分'
            }, {
              value: 'form',
              label: 'Form 表单'
            }]
          }, {
            value: 'data',
            label: 'Data',
            children: [{
              value: 'table',
              label: 'Table 表格'
            }, {
              value: 'tag',
              label: 'Tag 标签'
            }, {
              value: 'progress',
              label: 'Progress 进度条'
            }, {
              value: 'tree',
              label: 'Tree 树形控件'
            }, {
              value: 'pagination',
              label: 'Pagination 分页'
            }, {
              value: 'badge',
              label: 'Badge 标记'
            }]
          }, {
            value: 'notice',
            label: 'Notice',
            children: [{
              value: 'alert',
              label: 'Alert 警告'
            }, {
              value: 'loading',
              label: 'Loading 加载'
            }, {
              value: 'message',
              label: 'Message 消息提示'
            }, {
              value: 'message-box',
              label: 'MessageBox 弹框'
            }, {
              value: 'notification',
              label: 'Notification 通知'
            }]
          }, {
            value: 'navigation',
            label: 'Navigation',
            children: [{
              value: 'menu',
              label: 'NavMenu 导航菜单'
            }, {
              value: 'tabs',
              label: 'Tabs 标签页'
            }, {
              value: 'breadcrumb',
              label: 'Breadcrumb 面包屑'
            }, {
              value: 'dropdown',
              label: 'Dropdown 下拉菜单'
            }, {
              value: 'steps',
              label: 'Steps 步骤条'
            }]
          }, {
            value: 'others',
            label: 'Others',
            children: [{
              value: 'dialog',
              label: 'Dialog 对话框'
            }, {
              value: 'tooltip',
              label: 'Tooltip 文字提示'
            }, {
              value: 'popover',
              label: 'Popover 弹出框'
            }, {
              value: 'card',
              label: 'Card 卡片'
            }, {
              value: 'carousel',
              label: 'Carousel 走马灯'
            }, {
              value: 'collapse',
              label: 'Collapse 折叠面板'
            }]
          }]
        }, {
          value: 'ziyuan',
          label: '资源',
          children: [{
            value: 'axure',
            label: 'Axure Components'
          }, {
            value: 'sketch',
            label: 'Sketch Templates'
          }, {
            value: 'jiaohu',
            label: '组件交互文档'
          }]
        }],
      
        props: {
          lazy: true,
          lazyLoad (node, resolve) {
            const { level } = node;
            console.log('aaaaaaaaaaa')
            console.log(node)
            console.log('aaaaaaaaaaa')
            setTimeout(() => {
                  console.log('//////////////')
                  const nodes = Array.from({ length: level + 1 })
                    .map(item => ({
                      value: ++id,
                      label: `选项${id}`,
                      leaf: level >= 2
                    }));
                  // 通过调用resolve将子节点数据返回，通知组件数据加载完成
                  resolve(nodes);
                }, 1000);

          }
        }
      };
    },
     methods: {
        renderHeader(h, { column }) {
          const serviceContent= [
            h(
              "div",
              {
                slot: "content",
                style: "margin-bottom:5px"
              },
              "服务费收入（流量主）计算公式："
            ),
            h(
              "div",
              {
                slot: "content"
              },
              "1、分成数值百分比："
            ),
            h(
              "div",
              {
                slot: "content"
              },
              "商家结算服务费百分比 = 券后价 * 销量 * 服务费比例（商家）"
            ),
            h(
              "div",
              {
                slot: "content"
              },
              "商家结算服务费固定值 = 销量 * 服务费固定值（商家）"
            ),
            h(
              "div",
              {
                slot: "content",
                style: "margin-bottom:5px"
              },
              "服务费收入（流量主） = 商家结算服务费 * 分成数值百分比"
            ),
            h(
              "div",
              {
                slot: "content"
              },
              "2、分成数值固定值："
            ),
            h(
              "div",
              {
                slot: "content"
              },
              "服务费收入（流量主） = 销量 * 分成数值固定值"
            )
          ];
          //  const paymentContent= h(
          //   "div",
          //   {
          //     slot: "content"
          //   },
          //   "货款 = 券后价 * 销量"
          // );
        
          return h("div", [
            h("span", column.label),
            h(
              "el-tooltip",
              {
                props: {
                  placement: "bottom"
                }
              },
              [
                column.label != "货款" ? serviceContent: paymentContent,
                h("i", {
                  class: "el-icon-warning-outline",
                  style: "color:orange;margin-left:5px;"
                })
              ]
            )
          ]);
        }, 

      handleChange(value) {
        console.log(value);
      }
     
    }

  };
</script>

<style lang="scss" scoped>



</style>